./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a7739db417dd3a7949b85fdc1580070418ab01f2ce849c1cec5e10c9c4e326f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:47:35,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:47:35,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:47:35,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:47:35,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:47:35,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:47:35,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:47:35,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:47:35,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:47:35,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:47:35,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:47:35,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:47:35,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:47:35,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:47:35,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:47:35,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:47:35,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:47:35,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:47:35,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:47:35,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:47:35,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:47:35,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:47:35,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:47:35,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:47:35,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:47:35,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:47:35,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:47:35,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:47:35,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:47:35,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:47:35,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:47:35,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:47:35,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:47:35,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:47:35,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:47:35,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:47:35,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:47:35,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:47:35,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:47:35,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:47:35,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:47:35,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:47:35,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:47:35,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:47:35,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:47:35,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:47:35,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:47:35,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:47:35,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:47:35,780 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:47:35,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:47:35,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:47:35,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:47:35,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:47:35,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:47:35,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:47:35,789 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:47:35,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:47:35,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:47:35,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:47:35,790 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:47:35,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:47:35,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:47:35,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:35,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:47:35,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:47:35,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:47:35,791 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:47:35,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:47:35,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:47:35,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a7739db417dd3a7949b85fdc1580070418ab01f2ce849c1cec5e10c9c4e326f [2021-11-23 00:47:36,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:47:36,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:47:36,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:47:36,137 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:47:36,138 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:47:36,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2021-11-23 00:47:36,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/data/39d9cbb71/96ba9809bfc248f8acf982412157c40f/FLAG63ce79ce9 [2021-11-23 00:47:36,818 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:47:36,819 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2021-11-23 00:47:36,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/data/39d9cbb71/96ba9809bfc248f8acf982412157c40f/FLAG63ce79ce9 [2021-11-23 00:47:37,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/data/39d9cbb71/96ba9809bfc248f8acf982412157c40f [2021-11-23 00:47:37,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:47:37,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:47:37,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:37,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:47:37,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:47:37,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5285304f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37, skipping insertion in model container [2021-11-23 00:47:37,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:47:37,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:47:37,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/sv-benchmarks/c/eca-rers2012/Problem01_label54.c[20718,20731] [2021-11-23 00:47:37,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:37,520 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:47:37,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/sv-benchmarks/c/eca-rers2012/Problem01_label54.c[20718,20731] [2021-11-23 00:47:37,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:37,739 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:47:37,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37 WrapperNode [2021-11-23 00:47:37,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:37,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:37,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:47:37,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:47:37,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,851 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 00:47:37,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:37,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:47:37,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:47:37,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:47:37,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:47:37,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:47:37,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:47:37,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:47:37,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:37" (1/1) ... [2021-11-23 00:47:37,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:37,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:47:38,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:47:38,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:47:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:47:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:47:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:47:38,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:47:38,159 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:47:38,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:47:39,168 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:47:39,379 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:47:39,379 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:47:39,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:39 BoogieIcfgContainer [2021-11-23 00:47:39,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:47:39,383 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:47:39,384 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:47:39,394 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:47:39,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:39" (1/1) ... [2021-11-23 00:47:39,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:47:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 00:47:39,492 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 00:47:39,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:47:39,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:39,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:40,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2021-11-23 00:47:40,431 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2021-11-23 00:47:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:47:40,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:40,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:41,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:41,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 218 states and 308 transitions. [2021-11-23 00:47:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 308 transitions. [2021-11-23 00:47:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:47:41,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:41,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:42,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 225 states and 319 transitions. [2021-11-23 00:47:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 319 transitions. [2021-11-23 00:47:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:47:42,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:42,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:42,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 226 states and 321 transitions. [2021-11-23 00:47:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 321 transitions. [2021-11-23 00:47:42,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:47:42,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:42,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:42,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 229 states and 324 transitions. [2021-11-23 00:47:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 324 transitions. [2021-11-23 00:47:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:47:42,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:42,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:42,342 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 237 states and 335 transitions. [2021-11-23 00:47:42,603 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 335 transitions. [2021-11-23 00:47:42,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:47:42,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:42,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:42,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:42,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 243 states and 343 transitions. [2021-11-23 00:47:42,904 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 343 transitions. [2021-11-23 00:47:42,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:47:42,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:42,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:42,953 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:43,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:43,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 249 states and 349 transitions. [2021-11-23 00:47:43,063 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 349 transitions. [2021-11-23 00:47:43,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:47:43,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:43,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 250 states and 351 transitions. [2021-11-23 00:47:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 351 transitions. [2021-11-23 00:47:43,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:47:43,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:43,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:43,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 257 states and 362 transitions. [2021-11-23 00:47:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 362 transitions. [2021-11-23 00:47:43,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:47:43,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:43,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:43,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 263 states and 370 transitions. [2021-11-23 00:47:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 370 transitions. [2021-11-23 00:47:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:47:43,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:43,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:43,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 265 states and 372 transitions. [2021-11-23 00:47:43,866 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 372 transitions. [2021-11-23 00:47:43,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:47:43,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:43,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:44,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:44,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 271 states and 379 transitions. [2021-11-23 00:47:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 379 transitions. [2021-11-23 00:47:44,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:47:44,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:44,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:44,148 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:44,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 274 states and 383 transitions. [2021-11-23 00:47:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 383 transitions. [2021-11-23 00:47:44,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:47:44,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:44,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:44,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:44,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 283 states and 395 transitions. [2021-11-23 00:47:44,627 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 395 transitions. [2021-11-23 00:47:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:47:44,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:44,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:44,655 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:44,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:44,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 295 states and 409 transitions. [2021-11-23 00:47:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 409 transitions. [2021-11-23 00:47:44,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:47:44,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:44,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:44,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:44,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 304 states and 419 transitions. [2021-11-23 00:47:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 419 transitions. [2021-11-23 00:47:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:47:44,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:44,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 312 states and 430 transitions. [2021-11-23 00:47:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 430 transitions. [2021-11-23 00:47:45,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:47:45,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:45,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:45,431 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:45,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 315 states and 433 transitions. [2021-11-23 00:47:45,504 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 433 transitions. [2021-11-23 00:47:45,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:47:45,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:45,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:45,534 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 328 states and 448 transitions. [2021-11-23 00:47:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 448 transitions. [2021-11-23 00:47:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:47:45,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:45,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:45,742 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 331 states and 451 transitions. [2021-11-23 00:47:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 451 transitions. [2021-11-23 00:47:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:47:45,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:45,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:45,849 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 346 states and 473 transitions. [2021-11-23 00:47:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 473 transitions. [2021-11-23 00:47:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:47:46,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:46,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:46,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 349 states and 475 transitions. [2021-11-23 00:47:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 475 transitions. [2021-11-23 00:47:46,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:47:46,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:46,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:46,632 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:47:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:47,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 364 states and 492 transitions. [2021-11-23 00:47:47,092 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 492 transitions. [2021-11-23 00:47:47,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:47:47,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:47,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:47,132 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:47,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:47,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 375 states and 504 transitions. [2021-11-23 00:47:47,327 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 504 transitions. [2021-11-23 00:47:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:47:47,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:47,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:47,367 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 390 states and 520 transitions. [2021-11-23 00:47:47,481 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 520 transitions. [2021-11-23 00:47:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:47:47,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:47,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:47,516 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:47,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 400 states and 531 transitions. [2021-11-23 00:47:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 531 transitions. [2021-11-23 00:47:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:47:47,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:47,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:47,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 414 states and 547 transitions. [2021-11-23 00:47:47,838 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 547 transitions. [2021-11-23 00:47:47,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:47:47,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:47,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:48,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 450 states and 594 transitions. [2021-11-23 00:47:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 594 transitions. [2021-11-23 00:47:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:47:48,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:48,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:48,655 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:48,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 464 states and 608 transitions. [2021-11-23 00:47:48,884 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 608 transitions. [2021-11-23 00:47:48,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:47:48,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:48,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:49,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 475 states and 621 transitions. [2021-11-23 00:47:49,184 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 621 transitions. [2021-11-23 00:47:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:47:49,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:49,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:49,228 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:47:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 481 states and 626 transitions. [2021-11-23 00:47:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 626 transitions. [2021-11-23 00:47:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:47:49,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:49,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:49,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 487 states and 634 transitions. [2021-11-23 00:47:49,555 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 634 transitions. [2021-11-23 00:47:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:47:49,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:49,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:47:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 490 states and 637 transitions. [2021-11-23 00:47:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 637 transitions. [2021-11-23 00:47:49,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:47:49,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:49,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:50,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 513 states and 664 transitions. [2021-11-23 00:47:50,133 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 664 transitions. [2021-11-23 00:47:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:47:50,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,175 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:50,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 523 states and 675 transitions. [2021-11-23 00:47:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 675 transitions. [2021-11-23 00:47:50,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:47:50,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 532 states and 683 transitions. [2021-11-23 00:47:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 683 transitions. [2021-11-23 00:47:50,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:47:50,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,679 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:50,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 548 states and 702 transitions. [2021-11-23 00:47:50,870 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 702 transitions. [2021-11-23 00:47:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:47:50,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 61 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 550 states and 705 transitions. [2021-11-23 00:47:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 705 transitions. [2021-11-23 00:47:51,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:47:51,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,088 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:51,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 558 states and 714 transitions. [2021-11-23 00:47:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 714 transitions. [2021-11-23 00:47:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:47:51,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:47:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 562 states and 718 transitions. [2021-11-23 00:47:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 718 transitions. [2021-11-23 00:47:51,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:47:51,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 568 states and 728 transitions. [2021-11-23 00:47:51,755 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 728 transitions. [2021-11-23 00:47:51,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:47:51,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 601 states and 764 transitions. [2021-11-23 00:47:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 764 transitions. [2021-11-23 00:47:52,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:47:52,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:52,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 620 states and 783 transitions. [2021-11-23 00:47:52,673 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 783 transitions. [2021-11-23 00:47:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:47:52,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:52,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 54 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 674 states and 859 transitions. [2021-11-23 00:47:54,317 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 859 transitions. [2021-11-23 00:47:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:47:54,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:54,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:54,361 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:54,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 690 states and 877 transitions. [2021-11-23 00:47:54,824 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 877 transitions. [2021-11-23 00:47:54,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:47:54,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:54,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:54,876 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:55,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 701 states and 887 transitions. [2021-11-23 00:47:55,223 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 887 transitions. [2021-11-23 00:47:55,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:47:55,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:55,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 705 states and 890 transitions. [2021-11-23 00:47:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 890 transitions. [2021-11-23 00:47:55,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:47:55,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:55,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:56,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 753 states and 947 transitions. [2021-11-23 00:47:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 947 transitions. [2021-11-23 00:47:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:47:56,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:56,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:56,579 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:57,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 791 states and 987 transitions. [2021-11-23 00:47:57,297 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 987 transitions. [2021-11-23 00:47:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:47:57,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:57,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:57,347 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 798 states and 995 transitions. [2021-11-23 00:47:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 995 transitions. [2021-11-23 00:47:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:47:57,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:57,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:57,614 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:57,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:57,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 803 states and 1001 transitions. [2021-11-23 00:47:57,666 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1001 transitions. [2021-11-23 00:47:57,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:47:57,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:57,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:47:58,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 806 states and 1005 transitions. [2021-11-23 00:47:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1005 transitions. [2021-11-23 00:47:58,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:47:58,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:47:58,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 810 states and 1009 transitions. [2021-11-23 00:47:58,327 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1009 transitions. [2021-11-23 00:47:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:47:58,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:47:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 812 states and 1012 transitions. [2021-11-23 00:47:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1012 transitions. [2021-11-23 00:47:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:47:58,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:58,483 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:47:58,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 816 states and 1016 transitions. [2021-11-23 00:47:58,696 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1016 transitions. [2021-11-23 00:47:58,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:47:58,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:58,787 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 837 states and 1038 transitions. [2021-11-23 00:47:58,912 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1038 transitions. [2021-11-23 00:47:58,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:47:58,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:59,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 865 states and 1074 transitions. [2021-11-23 00:47:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1074 transitions. [2021-11-23 00:47:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:47:59,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:59,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:59,144 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:47:59,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 871 states and 1081 transitions. [2021-11-23 00:47:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1081 transitions. [2021-11-23 00:47:59,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:47:59,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:59,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 891 states and 1104 transitions. [2021-11-23 00:47:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1104 transitions. [2021-11-23 00:47:59,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:47:59,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:59,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:59,878 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 70 proven. 33 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:48:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 906 states and 1123 transitions. [2021-11-23 00:48:00,212 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1123 transitions. [2021-11-23 00:48:00,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:48:00,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:00,269 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 00:48:00,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 908 states and 1125 transitions. [2021-11-23 00:48:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1125 transitions. [2021-11-23 00:48:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:48:00,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:00,554 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:00,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 923 states and 1140 transitions. [2021-11-23 00:48:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1140 transitions. [2021-11-23 00:48:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:48:00,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:00,726 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 944 states and 1166 transitions. [2021-11-23 00:48:00,867 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1166 transitions. [2021-11-23 00:48:00,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:48:00,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:01,178 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:04,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1085 states and 1324 transitions. [2021-11-23 00:48:04,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1324 transitions. [2021-11-23 00:48:04,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:48:04,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:05,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1151 states and 1398 transitions. [2021-11-23 00:48:05,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1398 transitions. [2021-11-23 00:48:05,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:48:05,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,419 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1181 states and 1431 transitions. [2021-11-23 00:48:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1431 transitions. [2021-11-23 00:48:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:48:06,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:06,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,305 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:06,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1213 states and 1463 transitions. [2021-11-23 00:48:06,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1463 transitions. [2021-11-23 00:48:06,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:48:06,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:06,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,752 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:06,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:06,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1217 states and 1466 transitions. [2021-11-23 00:48:06,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1466 transitions. [2021-11-23 00:48:06,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 00:48:06,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:06,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,886 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:48:07,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:07,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1233 states and 1482 transitions. [2021-11-23 00:48:07,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1482 transitions. [2021-11-23 00:48:07,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 00:48:07,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:07,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:48:07,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1237 states and 1485 transitions. [2021-11-23 00:48:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1485 transitions. [2021-11-23 00:48:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-23 00:48:07,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:07,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:48:07,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:07,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1238 states and 1486 transitions. [2021-11-23 00:48:07,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1486 transitions. [2021-11-23 00:48:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-23 00:48:07,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:07,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:48:08,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1242 states and 1489 transitions. [2021-11-23 00:48:08,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1489 transitions. [2021-11-23 00:48:08,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:48:08,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,326 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 102 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1260 states and 1515 transitions. [2021-11-23 00:48:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1515 transitions. [2021-11-23 00:48:08,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:48:08,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 102 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:09,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:09,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1276 states and 1533 transitions. [2021-11-23 00:48:09,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1533 transitions. [2021-11-23 00:48:09,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 00:48:09,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:09,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:09,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1303 states and 1566 transitions. [2021-11-23 00:48:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1566 transitions. [2021-11-23 00:48:09,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 00:48:09,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:09,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:10,057 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:10,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:10,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1324 states and 1585 transitions. [2021-11-23 00:48:10,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1585 transitions. [2021-11-23 00:48:10,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 00:48:10,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:10,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1341 states and 1601 transitions. [2021-11-23 00:48:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1601 transitions. [2021-11-23 00:48:11,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 00:48:11,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:11,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1345 states and 1604 transitions. [2021-11-23 00:48:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1604 transitions. [2021-11-23 00:48:11,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 00:48:11,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,614 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:48:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1350 states and 1611 transitions. [2021-11-23 00:48:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1611 transitions. [2021-11-23 00:48:11,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 00:48:11,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:48:12,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1353 states and 1613 transitions. [2021-11-23 00:48:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1613 transitions. [2021-11-23 00:48:12,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 00:48:12,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,136 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:48:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1363 states and 1624 transitions. [2021-11-23 00:48:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1624 transitions. [2021-11-23 00:48:12,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 00:48:12,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:48:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1365 states and 1625 transitions. [2021-11-23 00:48:12,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1625 transitions. [2021-11-23 00:48:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-23 00:48:12,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:48:12,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1368 states and 1628 transitions. [2021-11-23 00:48:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1628 transitions. [2021-11-23 00:48:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-23 00:48:12,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:48:13,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1410 states and 1673 transitions. [2021-11-23 00:48:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1673 transitions. [2021-11-23 00:48:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:48:13,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:13,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:48:14,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:14,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1478 states and 1741 transitions. [2021-11-23 00:48:14,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1741 transitions. [2021-11-23 00:48:14,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:14,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:14,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:16,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:16,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1517 states and 1801 transitions. [2021-11-23 00:48:16,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1801 transitions. [2021-11-23 00:48:16,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:16,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:16,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:16,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1521 states and 1803 transitions. [2021-11-23 00:48:16,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1803 transitions. [2021-11-23 00:48:16,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:16,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:16,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:16,894 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:17,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:17,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1548 states and 1832 transitions. [2021-11-23 00:48:17,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1832 transitions. [2021-11-23 00:48:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:17,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:17,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:17,792 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:18,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:18,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1566 states and 1852 transitions. [2021-11-23 00:48:18,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1852 transitions. [2021-11-23 00:48:18,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:18,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:18,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:18,708 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:19,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1580 states and 1866 transitions. [2021-11-23 00:48:19,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1866 transitions. [2021-11-23 00:48:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:19,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:19,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1583 states and 1868 transitions. [2021-11-23 00:48:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1868 transitions. [2021-11-23 00:48:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:19,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:19,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1666 states and 1964 transitions. [2021-11-23 00:48:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1964 transitions. [2021-11-23 00:48:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:48:22,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:22,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:22,139 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:22,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:22,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1670 states and 1969 transitions. [2021-11-23 00:48:22,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 1969 transitions. [2021-11-23 00:48:22,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:48:22,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:22,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:22,961 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:23,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:23,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1673 states and 1971 transitions. [2021-11-23 00:48:23,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1971 transitions. [2021-11-23 00:48:23,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:48:23,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:23,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:23,300 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1682 states and 1979 transitions. [2021-11-23 00:48:23,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1979 transitions. [2021-11-23 00:48:23,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:48:23,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:23,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:23,546 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:23,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:23,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1687 states and 1984 transitions. [2021-11-23 00:48:23,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 1984 transitions. [2021-11-23 00:48:23,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:48:23,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:23,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:48:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1691 states and 1987 transitions. [2021-11-23 00:48:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1987 transitions. [2021-11-23 00:48:24,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 00:48:24,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:24,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:24,364 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:48:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1692 states and 1990 transitions. [2021-11-23 00:48:24,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 1990 transitions. [2021-11-23 00:48:24,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 00:48:24,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:24,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 00:48:25,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1693 states and 1993 transitions. [2021-11-23 00:48:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 1993 transitions. [2021-11-23 00:48:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:48:25,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:25,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:27,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:27,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1739 states and 2050 transitions. [2021-11-23 00:48:27,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2050 transitions. [2021-11-23 00:48:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:48:27,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:27,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:27,535 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1743 states and 2052 transitions. [2021-11-23 00:48:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2052 transitions. [2021-11-23 00:48:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:48:28,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:28,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 135 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:31,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:31,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1838 states and 2166 transitions. [2021-11-23 00:48:31,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2166 transitions. [2021-11-23 00:48:31,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:48:31,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:31,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 135 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:31,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1842 states and 2171 transitions. [2021-11-23 00:48:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2171 transitions. [2021-11-23 00:48:31,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 00:48:31,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:31,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 182 proven. 49 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:48:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:33,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1877 states and 2213 transitions. [2021-11-23 00:48:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2213 transitions. [2021-11-23 00:48:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 00:48:33,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:33,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 182 proven. 49 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:48:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1881 states and 2217 transitions. [2021-11-23 00:48:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2217 transitions. [2021-11-23 00:48:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:48:34,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:34,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:48:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1913 states and 2257 transitions. [2021-11-23 00:48:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2257 transitions. [2021-11-23 00:48:36,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:48:36,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:36,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:36,379 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:48:36,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:36,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1934 states and 2276 transitions. [2021-11-23 00:48:36,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2276 transitions. [2021-11-23 00:48:36,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:48:36,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:36,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:48:38,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1970 states and 2311 transitions. [2021-11-23 00:48:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2311 transitions. [2021-11-23 00:48:38,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:48:38,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:38,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:38,469 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 145 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:45,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 2065 states and 2436 transitions. [2021-11-23 00:48:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2436 transitions. [2021-11-23 00:48:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:48:45,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:45,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:45,159 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 145 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:47,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:47,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2111 states and 2488 transitions. [2021-11-23 00:48:47,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2488 transitions. [2021-11-23 00:48:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:48:47,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:47,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 145 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2127 states and 2503 transitions. [2021-11-23 00:48:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2503 transitions. [2021-11-23 00:48:48,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:48:48,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:48,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:48,632 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 145 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2133 states and 2508 transitions. [2021-11-23 00:48:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2508 transitions. [2021-11-23 00:48:49,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:48:49,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:49,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:49,368 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 145 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:49,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2146 states and 2524 transitions. [2021-11-23 00:48:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2524 transitions. [2021-11-23 00:48:49,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:48:49,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:49,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 145 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:50,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:50,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2150 states and 2526 transitions. [2021-11-23 00:48:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2526 transitions. [2021-11-23 00:48:50,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:48:50,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:50,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:48:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2152 states and 2528 transitions. [2021-11-23 00:48:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2528 transitions. [2021-11-23 00:48:51,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:48:51,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:51,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:51,047 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:48:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:51,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2167 states and 2541 transitions. [2021-11-23 00:48:51,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2541 transitions. [2021-11-23 00:48:51,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:48:51,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:51,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:48:52,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:52,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2171 states and 2544 transitions. [2021-11-23 00:48:52,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2544 transitions. [2021-11-23 00:48:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:48:52,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:52,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:52,472 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:48:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:52,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2173 states and 2545 transitions. [2021-11-23 00:48:52,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2545 transitions. [2021-11-23 00:48:52,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-23 00:48:52,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:52,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:52,789 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 218 proven. 65 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:48:54,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:54,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2194 states and 2575 transitions. [2021-11-23 00:48:54,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2575 transitions. [2021-11-23 00:48:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-23 00:48:54,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:54,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 218 proven. 65 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:48:55,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:55,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2198 states and 2577 transitions. [2021-11-23 00:48:55,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2577 transitions. [2021-11-23 00:48:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 00:48:55,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:55,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:56,652 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 174 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 00:49:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2227 states and 2618 transitions. [2021-11-23 00:49:00,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2618 transitions. [2021-11-23 00:49:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 00:49:00,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:49:01,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2229 states and 2619 transitions. [2021-11-23 00:49:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2619 transitions. [2021-11-23 00:49:01,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:01,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:01,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:49:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2266 states and 2658 transitions. [2021-11-23 00:49:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2658 transitions. [2021-11-23 00:49:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:03,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:49:03,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2286 states and 2678 transitions. [2021-11-23 00:49:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2678 transitions. [2021-11-23 00:49:03,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:03,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,743 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 190 proven. 58 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 00:49:04,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:04,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 2292 states and 2686 transitions. [2021-11-23 00:49:04,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2686 transitions. [2021-11-23 00:49:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:04,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:04,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 217 proven. 99 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:49:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:08,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2331 states and 2738 transitions. [2021-11-23 00:49:08,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2738 transitions. [2021-11-23 00:49:08,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:08,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:08,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 217 proven. 99 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:49:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:09,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 2346 states and 2754 transitions. [2021-11-23 00:49:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 2754 transitions. [2021-11-23 00:49:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:09,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:09,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:09,309 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 217 proven. 99 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:49:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:09,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 2359 states and 2771 transitions. [2021-11-23 00:49:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2771 transitions. [2021-11-23 00:49:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:09,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:09,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 217 proven. 99 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:49:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2366 states and 2777 transitions. [2021-11-23 00:49:10,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2777 transitions. [2021-11-23 00:49:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:10,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,703 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 217 proven. 99 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:49:11,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2381 states and 2792 transitions. [2021-11-23 00:49:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2792 transitions. [2021-11-23 00:49:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:11,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:11,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 217 proven. 99 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:49:12,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2394 states and 2807 transitions. [2021-11-23 00:49:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2807 transitions. [2021-11-23 00:49:12,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:49:12,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:12,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:12,376 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 217 proven. 99 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:49:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2397 states and 2809 transitions. [2021-11-23 00:49:12,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 2809 transitions. [2021-11-23 00:49:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:49:12,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:12,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 206 proven. 8 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 00:49:14,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:14,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2424 states and 2838 transitions. [2021-11-23 00:49:14,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2838 transitions. [2021-11-23 00:49:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:49:14,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:14,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 00:49:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2439 states and 2852 transitions. [2021-11-23 00:49:15,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 2852 transitions. [2021-11-23 00:49:15,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:49:15,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:15,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:15,952 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 00:49:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2441 states and 2853 transitions. [2021-11-23 00:49:16,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2853 transitions. [2021-11-23 00:49:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:49:16,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:16,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:16,403 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 00:49:16,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2445 states and 2856 transitions. [2021-11-23 00:49:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2856 transitions. [2021-11-23 00:49:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:49:16,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:16,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 106 proven. 160 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 00:49:26,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:26,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2604 states and 3048 transitions. [2021-11-23 00:49:26,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 3048 transitions. [2021-11-23 00:49:26,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:49:26,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:26,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:26,942 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 166 proven. 97 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 00:49:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2622 states and 3067 transitions. [2021-11-23 00:49:28,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3067 transitions. [2021-11-23 00:49:28,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:49:28,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:49:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 2656 states and 3115 transitions. [2021-11-23 00:49:30,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 3115 transitions. [2021-11-23 00:49:30,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:49:30,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,588 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:49:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 2666 states and 3131 transitions. [2021-11-23 00:49:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3131 transitions. [2021-11-23 00:49:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:49:31,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,362 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:49:31,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 2675 states and 3140 transitions. [2021-11-23 00:49:31,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 3140 transitions. [2021-11-23 00:49:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:49:31,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:49:32,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 2676 states and 3140 transitions. [2021-11-23 00:49:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 3140 transitions. [2021-11-23 00:49:32,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:49:32,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,326 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:49:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 2677 states and 3140 transitions. [2021-11-23 00:49:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3140 transitions. [2021-11-23 00:49:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:49:32,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,677 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-23 00:49:32,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2679 states and 3142 transitions. [2021-11-23 00:49:32,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3142 transitions. [2021-11-23 00:49:32,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:49:32,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:33,793 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 216 proven. 113 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:49:38,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:38,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2766 states and 3243 transitions. [2021-11-23 00:49:38,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3243 transitions. [2021-11-23 00:49:38,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:49:38,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:38,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:38,477 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 216 proven. 113 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:49:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:39,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 2770 states and 3248 transitions. [2021-11-23 00:49:39,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3248 transitions. [2021-11-23 00:49:39,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:49:39,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:39,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:49:40,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:40,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2787 states and 3265 transitions. [2021-11-23 00:49:40,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 3265 transitions. [2021-11-23 00:49:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:49:40,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:40,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:49:41,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:41,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 2800 states and 3277 transitions. [2021-11-23 00:49:41,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3277 transitions. [2021-11-23 00:49:41,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:49:41,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:41,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:49:43,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:43,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 2806 states and 3281 transitions. [2021-11-23 00:49:43,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 3281 transitions. [2021-11-23 00:49:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-23 00:49:43,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:43,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:43,168 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 172 proven. 72 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:49:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 2820 states and 3297 transitions. [2021-11-23 00:49:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3297 transitions. [2021-11-23 00:49:45,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-23 00:49:45,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:45,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:45,202 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 172 proven. 72 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:49:45,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:45,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2831 states and 3306 transitions. [2021-11-23 00:49:45,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3306 transitions. [2021-11-23 00:49:45,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:49:45,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:45,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 221 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:46,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 2833 states and 3307 transitions. [2021-11-23 00:49:46,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3307 transitions. [2021-11-23 00:49:46,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:49:46,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:46,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:46,355 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-23 00:49:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 2840 states and 3313 transitions. [2021-11-23 00:49:47,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 3313 transitions. [2021-11-23 00:49:47,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 00:49:47,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:47,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:47,780 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 125 proven. 170 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:49:53,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 2997 states and 3486 transitions. [2021-11-23 00:49:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 3486 transitions. [2021-11-23 00:49:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:49:53,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:53,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 205 proven. 183 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:50:04,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:04,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3107 states and 3636 transitions. [2021-11-23 00:50:04,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 3636 transitions. [2021-11-23 00:50:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:50:04,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:04,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 205 proven. 183 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:50:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:07,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3164 states and 3696 transitions. [2021-11-23 00:50:07,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 3696 transitions. [2021-11-23 00:50:07,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:50:07,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:07,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 205 proven. 183 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:50:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3198 states and 3735 transitions. [2021-11-23 00:50:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 3735 transitions. [2021-11-23 00:50:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:50:13,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 205 proven. 183 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:50:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3202 states and 3738 transitions. [2021-11-23 00:50:14,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 3738 transitions. [2021-11-23 00:50:14,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 00:50:14,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:21,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3255 states and 3810 transitions. [2021-11-23 00:50:21,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 3810 transitions. [2021-11-23 00:50:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 00:50:21,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:21,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:21,688 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3283 states and 3836 transitions. [2021-11-23 00:50:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 3836 transitions. [2021-11-23 00:50:23,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 00:50:23,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:26,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3294 states and 3853 transitions. [2021-11-23 00:50:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3853 transitions. [2021-11-23 00:50:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 00:50:26,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:26,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 200 proven. 180 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:33,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 3427 states and 4000 transitions. [2021-11-23 00:50:33,157 INFO L276 IsEmpty]: Start isEmpty. Operand 3427 states and 4000 transitions. [2021-11-23 00:50:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 00:50:33,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:33,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 369 proven. 9 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-23 00:50:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:35,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 3475 states and 4051 transitions. [2021-11-23 00:50:35,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3475 states and 4051 transitions. [2021-11-23 00:50:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 00:50:35,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:35,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:35,908 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 385 proven. 9 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-23 00:50:36,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 3476 states and 4051 transitions. [2021-11-23 00:50:36,091 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 4051 transitions. [2021-11-23 00:50:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 00:50:36,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:36,797 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 279 proven. 206 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:50:40,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:40,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 3519 states and 4103 transitions. [2021-11-23 00:50:40,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 4103 transitions. [2021-11-23 00:50:40,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:50:40,510 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 167 iterations. [2021-11-23 00:50:40,531 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:50:55,753 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2021-11-23 00:50:55,766 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2021-11-23 00:50:55,768 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:55,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:50:55 ImpRootNode [2021-11-23 00:50:55,769 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:50:55,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:50:55,770 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:50:55,770 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:50:55,770 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:39" (3/4) ... [2021-11-23 00:50:55,774 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:50:55,801 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2021-11-23 00:50:55,803 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-11-23 00:50:55,805 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-23 00:50:55,807 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:50:55,945 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:50:55,945 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:50:55,946 INFO L158 Benchmark]: Toolchain (without parser) took 198887.46ms. Allocated memory was 83.9MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 47.0MB in the beginning and 3.4GB in the end (delta: -3.4GB). Peak memory consumption was 453.2MB. Max. memory is 16.1GB. [2021-11-23 00:50:55,946 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory was 54.9MB in the beginning and 54.9MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:50:55,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 678.63ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 47.0MB in the beginning and 63.5MB in the end (delta: -16.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:50:55,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.22ms. Allocated memory is still 104.9MB. Free memory was 63.5MB in the beginning and 57.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:50:55,948 INFO L158 Benchmark]: Boogie Preprocessor took 96.37ms. Allocated memory is still 104.9MB. Free memory was 57.2MB in the beginning and 53.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:50:55,948 INFO L158 Benchmark]: RCFGBuilder took 1422.13ms. Allocated memory is still 104.9MB. Free memory was 53.0MB in the beginning and 56.7MB in the end (delta: -3.7MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2021-11-23 00:50:55,948 INFO L158 Benchmark]: CodeCheck took 196385.49ms. Allocated memory was 104.9MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 56.7MB in the beginning and 3.4GB in the end (delta: -3.4GB). Peak memory consumption was 756.4MB. Max. memory is 16.1GB. [2021-11-23 00:50:55,949 INFO L158 Benchmark]: Witness Printer took 175.72ms. Allocated memory is still 3.9GB. Free memory was 3.4GB in the beginning and 3.4GB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:50:55,951 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 181.1s, OverallIterations: 167, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 511963 SdHoareTripleChecker+Valid, 1115.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 510808 mSDsluCounter, 61562 SdHoareTripleChecker+Invalid, 918.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52323 mSDsCounter, 99035 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1097785 IncrementalHoareTripleChecker+Invalid, 1196820 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 99035 mSolverCounterUnsat, 9239 mSDtfsCounter, 1097785 mSolverCounterSat, 8.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 193680 GetRequests, 185851 SyntacticMatches, 6437 SemanticMatches, 1392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1276930 ImplicationChecksByTransitivity, 145.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.2s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 29090 NumberOfCodeBlocks, 29090 NumberOfCodeBlocksAsserted, 166 NumberOfCheckSat, 28924 ConstructedInterpolants, 0 QuantifiedInterpolants, 122832 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 166 InterpolantComputations, 108 PerfectInterpolantSequences, 25947/30736 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 552]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((a12 == 8 && 5 == a16) && !(a17 == 1)) && a21 == 1) || a20 == 1) || !(14 == a8)) || (((a12 == 8 && !(a17 == 1)) && a21 == 1) && a16 == 4) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((a12 == 8 && 5 == a16) && !(a17 == 1)) && a21 == 1) || a20 == 1) || !(14 == a8)) || (((a12 == 8 && !(a17 == 1)) && a21 == 1) && a16 == 4) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory was 54.9MB in the beginning and 54.9MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 678.63ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 47.0MB in the beginning and 63.5MB in the end (delta: -16.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.22ms. Allocated memory is still 104.9MB. Free memory was 63.5MB in the beginning and 57.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.37ms. Allocated memory is still 104.9MB. Free memory was 57.2MB in the beginning and 53.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1422.13ms. Allocated memory is still 104.9MB. Free memory was 53.0MB in the beginning and 56.7MB in the end (delta: -3.7MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * CodeCheck took 196385.49ms. Allocated memory was 104.9MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 56.7MB in the beginning and 3.4GB in the end (delta: -3.4GB). Peak memory consumption was 756.4MB. Max. memory is 16.1GB. * Witness Printer took 175.72ms. Allocated memory is still 3.9GB. Free memory was 3.4GB in the beginning and 3.4GB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:50:56,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f93ee7d9-6024-4c15-92d2-34d4ab6509c6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE